For those of you who didn’t know, PostgreSQL is a free, open-source object-relational database management system (object-RDBMS), similar to MySQL, and is standards-compliant and extensible. It is commonly used as a back-end for web and mobile applications. PostgreSQL, or ‘Postgres’ as it is nicknamed, adopts the ANSI/ISO SQL standards together, with the revisions.
This article assumes you have at least basic knowledge of linux, know how to use the shell, and most importantly, you host your site on your own VPS. The installation is quite simple. I will show you through the step by step installation PostgreSQL on ubuntu 14.04 server.
Install PostgreSQL on Ubuntu 14.04
Step 1. First, updating our local apt repository.
sudo apt-get update
Step 2. Install PostgreSQL server.
PostgreSQL is available in the default repositories. So enter the following command from the Terminal to install it.
sudo apt-get install postgresql postgresql-contrib
Step 3. Access PostgreSQL command prompt.
Once the installation is completed, you can start using the PostgreSQL 9.4 on your ubuntu 14.04 by typing the commands:
sudo -u postgres psql
Now you are logged in to PostgreSQL database server. To check login info use following command from database command prompt.
Create new user and database.
### For example, let us create a new user called “idroot” with password “idrootnet”, and database called “idrootdb”. ###
sudo -u postgres createuser -D -A -P idroot
sudo -u postgres createdb -O idroot idrootdb
Congratulation’s! You have successfully installed PostgreSQL Server. Thanks for using this tutorial for installting PostgreSQL in ubuntu 14.04 systems. For additional help or useful information, we recommend you to check the official PostgreSQL web site.